(x+y)²+x+y-6因式分解
问题描述:
(x+y)²+x+y-6因式分解
答
原式=(x+y)²+(x+y)-6
=(x+y+3)(x+y-2)
(x+y)²+x+y-6因式分解
原式=(x+y)²+(x+y)-6
=(x+y+3)(x+y-2)